Finding the Fourth Proportional to 17,002.58, 25,466.88 and 8,219

Step by Step Solution

1. Step 1: Write the proportion equation
   17,002.58 : 25,466.88 = 8,219 : x
2. Step 2: Convert to fraction form
   17,002.58/25,466.88 = 8,219/x
3. Step 3: Cross multiply
   17,002.58x = 25,466.88 × 8,219
4. Step 4: Simplify right side
   17,002.58x = 209,312,286.72
5. Step 5: Solve for x
   x = 209,312,286.72/17,002.58
6. Step 6: Final answer
   x = 12,310.62